Twister Screws Hex Head Double-Threaded Timber Screw - 6.7 x 100mm Grey Box of 25 Hardened Carbon Steel Self-Drilling/Self-Countersinking Quick-Grab Sharp Point

DOUBLE THREADED FOR A STRONGER HOLD – Patented double-threaded Twisted Thread design grips timber securely, helping create a stronger, more reliable fixing for decking, fencing, sleepers, pergolas, and structural wood projects. QUICKER TO DRIVE, LESS EFFORT – The advanced thread and sharp self-drilling point help the screw drive in smoothly, saving time and reducing strain when working on larger jobs. HELPS PREVENT WOOD SPLITTING – Designed to clear wood debris as it drives, reducing friction and helping minimise splitting for a cleaner, more professional finish. NATURAL COLOUR FINISH – The natural coating blends neatly with timber and outdoor woodwork, making it ideal for visible fixings on decking, garden structures, fencing, and landscaping. 100MM HEAVY-DUTY SCREW LENGTH – The 100mm length provides deep, secure fixing power for demanding wood construction jobs where strength, grip, and reliability matter.